<a href="http://github.com/angular/angular.js/tree/v1.2.9/src/ng/directive/ngStyle.js#L3" class="view-source btn btn-action"><i class="icon-zoom-in"> </i> View source</a><a href="http://github.com/angular/angular.js/edit/master/src/ng/directive/ngStyle.js" class="improve-docs btn btn-primary"><i class="icon-edit"> </i> Improve this doc</a><h1><code ng:non-bindable="">ngStyle</code>
<div><span class="hint">directive in module <code ng:non-bindable="">ng</code>
</span>
</div>
</h1>
<div><h2 id="description">Description</h2>
<div class="description"><div class="ng-directive-page ng-directive-ngstyle-page"><p>The <code>ngStyle</code> directive allows you to set CSS style on an HTML element conditionally.</p>
</div></div>
<h2 id="usage">Usage</h2>
<div class="usage">as attribute<pre class="prettyprint linenums">&lt;ANY ng-style="{expression}"&gt;
   ...
&lt;/ANY&gt;</pre>
as class<pre class="prettyprint linenums">&lt;ANY class="ng-style: {expression};"&gt;
   ...
&lt;/ANY&gt;</pre>
<h4 id="usage_parameters">Parameters</h4><table class="variables-matrix table table-bordered table-striped"><thead><tr><th>Param</th><th>Type</th><th>Details</th></tr></thead><tbody><tr><td>ngStyle</td><td><a href="" class="label type-hint type-hint-expression">expression</a></td><td><div class="ng-directive-page ng-directive-ngstyle-page"><p><a href="guide/expression">Expression</a> which evals to an
object whose keys are CSS style names and values are corresponding values for those CSS
keys.</p>
</div></td></tr></tbody></table></div>
<h2 id="example">Example</h2>
<div class="example"><div class="ng-directive-page ng-directive-ngstyle-page"><h4 id="example_source">Source</h4>
<div source-edit="" source-edit-deps="angular.js" source-edit-html="index.html-116" source-edit-css="style.css-117" source-edit-js="" source-edit-json="" source-edit-unit="" source-edit-scenario="scenario.js-118" source-edit-protractor=""></div>
<div class="tabbable"><div class="tab-pane" title="index.html">
<pre class="prettyprint linenums" ng-set-text="index.html-116" ng-html-wrap=" angular.js"></pre>
<script type="text/ng-template" id="index.html-116">
   <input type="button" value="set" ng-click="myStyle={color:'red'}">
   <input type="button" value="clear" ng-click="myStyle={}">
   <br/>
   <span ng-style="myStyle">Sample Text</span>
   <pre>myStyle={{myStyle}}</pre>
</script>
</div>
<div class="tab-pane" title="style.css">
<pre class="prettyprint linenums" ng-set-text="style.css-117"></pre>
<style type="text/css" id="style.css-117">
  span {
    color: black;
  }
</style>
</div>
<div class="tab-pane" title="ngScenario e2e test">
<pre class="prettyprint linenums" ng-set-text="scenario.js-118"></pre>
<script type="text/ng-template" id="scenario.js-118">
  it('should check ng-style', function() {
    expect(element('.doc-example-live span').css('color')).toBe('rgb(0, 0, 0)');
    element('.doc-example-live :button[value=set]').click();
    expect(element('.doc-example-live span').css('color')).toBe('rgb(255, 0, 0)');
    element('.doc-example-live :button[value=clear]').click();
    expect(element('.doc-example-live span').css('color')).toBe('rgb(0, 0, 0)');
  });
</script>
</div>
</div><h4 id="example_demo">Demo</h4>
<div class="well doc-example-live animate-container" ng-embed-app="" ng-set-html="index.html-116" ng-eval-javascript=""></div>
</div></div>
</div>
